Resistor–Capacitor (RC) Circuits
AP Physics C Electricity and Magnetism · Flashcards
AP PHYSICS C ELECTRICITY AND MAGNETISM · FLASHCARDS
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QUESTION
Calculate voltage across a capacitor at
t
=
4
τ
t = 4\tau
t
=
4
τ
when discharging.
QUESTION
Identify the unit of resistance.
QUESTION
What is the effect of doubling resistance on
τ
\tau
τ
in an RC circuit?
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ANSWER
τ
\tau
τ
doubles. Time constant is directly proportional to resistance.
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